Appendiceal Orifice Inflammation in Severe Ulcerative Colitis and Its Resolution With Infliximab and Plant-based Diet as First-line Therapy.

Appendiceal orifice inflammation, which is often observed in mild or moderate distal ulcerative colitis, was observed in a case of severe UC. Appendiceal orifice inflammation resolved after new induction therapy for severe UC: infliximab and a plant-based diet as first-line therapy.